21324120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10453}}^1$

素因数の和:10484

約数の個数: 64

約数和(自身を含む): 67741920

約数和(自身を除く): 46417800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10453, 20906, 31359, 41812, 52265, 62718, 83624, 104530, 125436, 156795, 177701, 209060, 250872, 313590, 355402, 418120, 533103, 627180, 710804, 888505, 1066206, 1254360, 1421608, 1777010, 2132412, 2665515, 3554020, 4264824, 5331030, 7108040, 10662060, 21324120]

約数ペア:

[(1, 21324120), (2, 10662060), (3, 7108040), (4, 5331030), (5, 4264824), (6, 3554020), (8, 2665515), (10, 2132412), (12, 1777010), (15, 1421608), (17, 1254360), (20, 1066206), (24, 888505), (30, 710804), (34, 627180), (40, 533103), (51, 418120), (60, 355402), (68, 313590), (85, 250872), (102, 209060), (120, 177701), (136, 156795), (170, 125436), (204, 104530), (255, 83624), (340, 62718), (408, 52265), (510, 41812), (680, 31359), (1020, 20906), (2040, 10453)]